Wrench



FIG. 1 is a perspective view of a wrench;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown on the drawings are included for the purpose of illustrating unclaimed features of the wrench and form no part of the claimed design. 

The ornamental design for a wrench, as shown and described. 